OnJava8-Examples/exceptions/MultipleReturns.java
2015-09-07 11:44:36 -06:00

46 lines
894 B
Java

// exceptions/MultipleReturns.java
// ©2015 MindView LLC: see Copyright.txt
import static com.mindviewinc.util.Print.*;
public class MultipleReturns {
public static void f(int i) {
print("Initialization that requires cleanup");
try {
print("Point 1");
if(i == 1) return;
print("Point 2");
if(i == 2) return;
print("Point 3");
if(i == 3) return;
print("End");
return;
} finally {
print("Performing cleanup");
}
}
public static void main(String[] args) {
for(int i = 1; i <= 4; i++)
f(i);
}
}
/* Output:
Initialization that requires cleanup
Point 1
Performing cleanup
Initialization that requires cleanup
Point 1
Point 2
Performing cleanup
Initialization that requires cleanup
Point 1
Point 2
Point 3
Performing cleanup
Initialization that requires cleanup
Point 1
Point 2
Point 3
End
Performing cleanup
*/